why we provide plastic sheet under lean concrete/pcc.?
Answers were Sorted based on User's Feedback
Answer / muthukumar
Firstly your question is not specfic any how we have
certain minimum standards to follow as per standard.
1.Usually incase of Concrete screed (Floors) laid above the
plastic sheet beacuse to prevent the concrete in direct
contact with soil which may have some active chemical will
directly react with concrete and alter its property.
2.Specially at foundation where the capillary rise of water
is there plastic sheet or layer sand is used to reduce the
capillary rise of water into the structure
|Is This Answer Correct ?||30 Yes||3 No|
Answer / neel
to make shuttering water tight. whilw concreeting cement
slurry wastege is more through shuttering to prevent that
polythene sheet is used.
|Is This Answer Correct ?||3 Yes||13 No|
WHAT TYPE OF BINDING WIRE IS USED IN OFF SHORE STRUCTURES. WHEATHER COROSIVE OR NON COROSIVE LIKE EPOXY COATED,PLASTIC COATED ETC.
Ratio of cement : sand for fixing slab and tiles in the floor and also quantity of cement and sand requires for laying slab and tiles separately (area 100 sq. ft)
why either no or minimum shear reinforcement is provided in case of slabs?
What is the difference between stress and pressure
How do you measure the centring work
Why do we use stirrups in columns?
how much shouid be the rate for ready mix concrete per cubic meter
what do you mean by fe500d what is 500 n what's ,d,
for pretensioning which will yield first and same for post tensioning?
what is ment by surveying?
How much cement & coarse sand is used in 1 Sqm plaster for ratio 1:4 of thickness 20 mm ?
What is the maximum cement content allowed in RCC?